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4.85 mol of an ideal gas are expanding adiabatically from 337 K to 251 K, creating 5180 J of work. What type of gas is it? O need more information O polyatomic O monatomic O diatomic

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How did the social upheaval of the 1970s differ from previous social movements discussed by Howard Zinn in A People's HIstory of the United States? Compare and contrast two examples supported by in-text citations.

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\begin{tabular}{|r|} \hline 24.5 \\ \hline 12 \\ \hline 10.2 \\ \hline 27.1 \\ \hline 22.7 \\ \hline 27.3 \\ \hline 35.8 \\ \hline \end{tabular} You believe the population is normally distributed. Find the $ 98 \% $ confidence interval. Enter your answer as an open-interval (i.e., parentheses) accurate to twp decimal places (because the sample data are reported accurate to one decimal place).

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5. Answer Valid or Invalid to the following hypotheses and explain your answer choice. a. $H_0: \hat{p} \leq 0.42$ $H_a: \hat{p} > 0.42$ b. $H_0: \mu = 0$ $H_a: \mu > 0$ c. $H_0: p = 4$ $H_a: p < 4$

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Texts: Grouping age into 3 categories, i.e., 20-24.9, 25-26.9, and 27-30. A new variable named age.gp is created. Then, a Chi-square test is used to examine whether age.gp and bmi.gp are independent from each other. PLEASE ANSWER WITH R-CODING

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Alcohol levels can be determined by reaction with dichromate (breathalyzer). C2H5OH(l) + 2 Cr2O72-(aq) + 16 H+(aq) → 4 Cr3+(aq) + 11 H2O(l) + 2 CO2(g) What is the alcohol level expressed in parts per thousand of a blood plasma if a 37.7 g sample of plasma requires 21.73 mL of a 0.02226 M solution of K2Cr2O7 for complete reaction?

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Use Gaussian elimination to find the complete solution to the system of equations, or show that none exists.\\ $\begin{cases} 6x + 3y + 4z = -14 \\ 4x - 3y - 6z = -12 \\ x + y - z = 3 \end{cases}$\\Select the correct choice below and, if necessary, fill in the answer boxes to complete your choice.\\ A. There is one solution. The solution set is $\{(\\\\\\\) \}$.\\(Simplify your answers.)\\B. There are infinitely many solutions. The solution set is $\{(\\\\\\, \\\\\\, z)\}$, where $z$ is any real number.\\(Type expressions using $z$ as the variable. Use integers or fractions for any numbers in the expressions.)\\C. There is no solution. The solution set is $\emptyset$.

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Chapter 9 Question 7 Input area: Required Rel 14% Year 0 $ (41,000) Year 1 $ 20,000 Year 2 $ 23,000 Year 3 $ 14,000 Output area: IRR Accept/Reject

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Cranial Nerve VII is called the: A. Vagus B. Glossopharyngeal C. Facial D. Trigeminal E. Vestibulocochlear

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Introduction You will continue to practice your writing skills by creating another business letter that is clear, concise, and accurate in content, and well-structured in grammar, punctuation, and formatting. The library resources for this activity present strategies and guidelines for writing a sound business letter. Activity Instructions Write a letter to a client who has a considerable portfolio of investments. This client has a concern about how their portfolio dividends, capital gains, and capital losses will be treated on their tax return. The client requests that you prepare a letter giving them as much information as you can to explain the taxable options for portfolio investments. You should give examples of calculations to support your information. Feel free to be creative and make assumptions about the client's portfolio investments. You may use information from the textbook and from the IRS website to support your use of any information on the tax return. Writing Requirements (APA format) 1-page single-spaced business letter, followed by 3 pages double-spaced research paper 1-inch margins 12-point Times New Roman font References page

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daniel h.